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Bigger is not better

Children riding in sport utility vehicles are no safer than those travelling in passenger cars, according to a study published in the journal Pediatrics. A review of accidents involving about 4000 children found nearly identical rates of injuries in cars and SUVs.

The Right Stuff?

Space tourists can forgo a tough NASA-style physical examination before their flight, according to draft space tourism rules issued on 29 December by the US Federal Aviation Administration. Tourists will only need proof of general good health from a doctor.